Table 5 |
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|
Genetic correlations (± standard errors) between excretion traits and gastro-intestinal tract morphology |
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|
Trait1 |
CDUDM |
FEW/BW |
DEW/BW |
FEW/FI |
WE |
NE/NI |
PE/PI |
NE/PE |
|
|
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|
CW |
0.11 ± 0.10 |
0.43 ± 0.17 |
0.17 ± 0.15 |
0.30 ± 0.19 |
0.26 ± ne |
-0.11 ± 0.13 |
0.02 ± 0.09 |
-0.13 ± ne |
|
PRW |
0.63 ± ne |
-0.44 ± 0.32 |
0.02 ± 0.22 |
0.04 ± 0.18 |
-0.48 ± 0.18 |
-0.12 ± 0.19 |
0.36 ± 0.18 |
-0.48 ± 0.18 |
|
GZW |
0.43 ± 0.15 |
0.01 ± 0.20 |
-0.19 ± 0.15 |
-0.14 ± ne |
0.13 ± 0.21 |
-0.20 ± 0.14 |
0.07 ± 0.18 |
-0.23 ± 0.20 |
|
DW |
-0.37 ± 0.08 |
0.44 ± 0.17 |
0.32 ± 0.10 |
-0.02 ± 0.15 |
-0.48 ± ne |
0.42 ± 0.10 |
0.20 ± 0.15 |
0.05 ± 0.14 |
|
JW |
-0.66 ± ne |
0.65 ± 0.10 |
0.50 ± 0.11 |
0.17 ± ne |
-0.38 ± 0.20 |
0.72 ± 0.08 |
0.63 ± 0.12 |
0.28 ± 0.14 |
|
IW |
-0.75 ± 0.07 |
0.73 ± 0.10 |
0.44 ± ne |
0.47 ± 0.15 |
0.09 ± 0.16 |
0.70 ± 0.06 |
0.76 ± 0.11 |
0.20 ± 0.14 |
|
DL |
-0.03 ± ne |
0.02 ± ne |
0.17 ± ne |
-0.35 ± 0.18 |
-0.87 ± 0.07 |
0.19 ± ne |
-0.09 ± ne |
0.54 ± ne |
|
JL |
-0.06 ± ne |
-0.19 ± 0.19 |
0.09 ± 0.12 |
-0.25 ± 0.19 |
-0.90 ± 0.09 |
0.25 ± ne |
0.17 ± 0.17 |
0.37 ± 0.18 |
|
IL |
-0.01 ± ne |
-0.20 ± ne |
0.06 ± 0.13 |
-0.31 ± 0.19 |
-0.77 ± 0.21 |
0.08 ± ne |
0.07 ± ne |
0.23 ± ne |
|
DD |
-0.35 ± 0.08 |
0.43 ± 0.16 |
0.10 ± 0.12 |
0.48 ± 0.15 |
0.54 ± 0.22 |
0.28 ± 0.10 |
0.33 ± 0.15 |
-0.10 ± 0.16 |
|
JD |
-0.41 ± 0.08 |
0.59 ± 0.15 |
0.25 ± 0.12 |
0.42 ± 0.14 |
0.45 ± 0.20 |
0.32 ± ne |
0.39 ± 0.14 |
-0.14 ± 0.12 |
|
ID |
-0.52 ± ne |
0.68 ± ne |
0.27 ± 0.13 |
0.72 ± 0.13 |
0.55 ± ne |
0.50 ± 0.10 |
0.57 ± 0.13 |
-0.14 ± 0.14 |
|
|
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|
1CW, PRW, GZW, LW, DW, JW, IW, relative weights of crop, proventriculus, gizzard, liver, duodenum, jejunum, and ileum; DL, JL, IL, relative lengths of duodenum, jejunum, and ileum; DD, JD, ID, density of duodenum, jejunum, and ileum; CDUDM, coefficient of digestive use of dry matter; FEW/BW and DEW/BW, fresh and dry excreta weight relative to body weight at 23 d; FEW/FI, fresh excreta weight relative to feed intake; WE, water content of excreta; NE/NI, PE/PI, ratio of nitrogen and phosphorus excretion to intake; NE/PE, ratio of nitrogen to phosphorus excretion. 2 ne: not estimated |
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|
de Verdal et al. BMC Genetics 2011 12:71 doi:10.1186/1471-2156-12-71 |
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